From ce2b61b40f7e1ae43c6f1e95fe716fa609a9d434 Mon Sep 17 00:00:00 2001 From: Joe McGill Date: Tue, 2 Feb 2021 04:25:18 +0000 Subject: [PATCH] Media: Sanity check image meta in 'wp_image_src_get_dimensions'. This fixes a potential illegal offset error introduced in [50134] if the `$image_meta` doesn't include a `file` key. Props dd32. Fixes #51865. git-svn-id: https://develop.svn.wordpress.org/trunk@50136 602fd350-edb4-49c9-b593-d223f7449a82 --- src/wp-includes/media.php | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/wp-includes/media.php b/src/wp-includes/media.php index 42b3e23363..088e6868c7 100644 --- a/src/wp-includes/media.php +++ b/src/wp-includes/media.php @@ -1602,7 +1602,10 @@ function wp_image_src_get_dimensions( $image_src, $image_meta, $attachment_id = $dimensions = false; // Is it a full size image? - if ( strpos( $image_src, $image_meta['file'] ) !== false ) { + if ( + isset( $image_meta['file'] ) && + strpos( $image_src, $image_meta['file'] ) !== false + ) { $dimensions = array( (int) $image_meta['width'], (int) $image_meta['height'],